org.apache.jackrabbit.oak.security.authorization.permission.VersionTreePermission Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jackrabbit.oak.security.authorization.permission;
import java.util.Set;
import javax.annotation.Nonnull;
import com.google.common.collect.ImmutableSet;
import org.apache.jackrabbit.oak.api.PropertyState;
import org.apache.jackrabbit.oak.api.Tree;
import org.apache.jackrabbit.oak.plugins.tree.impl.ImmutableTree;
import org.apache.jackrabbit.oak.plugins.version.VersionConstants;
import org.apache.jackrabbit.oak.spi.security.authorization.permission.TreePermission;
import org.apache.jackrabbit.oak.spi.state.NodeState;
import org.apache.jackrabbit.oak.plugins.tree.TreeUtil;
/**
* {@link TreePermission} implementations for those items in the version storage
* that are linked to a versionable node (i.e. the subtree spanned by every version
* history node. For those items, the effective permissions are defined by
* the corresponding versionable node (and it's ancestors).
*/
class VersionTreePermission implements TreePermission, VersionConstants {
private static final Set NT_NAMES = ImmutableSet.of(NT_VERSION, NT_VERSIONLABELS);
private final Tree versionTree;
private final TreePermission versionablePermission;
VersionTreePermission(@Nonnull Tree versionTree, @Nonnull TreePermission versionablePermission) {
this.versionTree = versionTree;
this.versionablePermission = versionablePermission;
}
VersionTreePermission createChildPermission(@Nonnull Tree versionTree) {
TreePermission delegatee;
if (JCR_FROZENNODE.equals(versionTree.getName()) || NT_NAMES.contains(TreeUtil.getPrimaryTypeName(versionTree))) {
delegatee = versionablePermission;
} else {
delegatee = versionablePermission.getChildPermission(versionTree.getName(), ((ImmutableTree) versionTree).getNodeState());
}
return new VersionTreePermission(versionTree, delegatee);
}
//-----------------------------------------------------< TreePermission >---
@Nonnull
@Override
public TreePermission getChildPermission(@Nonnull String childName, @Nonnull NodeState childState) {
return createChildPermission(new ImmutableTree((ImmutableTree) versionTree, childName, childState));
}
@Override
public boolean canRead() {
return versionablePermission.canRead();
}
@Override
public boolean canRead(@Nonnull PropertyState property) {
return versionablePermission.canRead(property);
}
@Override
public boolean canReadAll() {
return versionablePermission.canReadAll();
}
@Override
public boolean canReadProperties() {
return versionablePermission.canReadProperties();
}
@Override
public boolean isGranted(long permissions) {
return versionablePermission.isGranted(permissions);
}
@Override
public boolean isGranted(long permissions, @Nonnull PropertyState property) {
return versionablePermission.isGranted(permissions, property);
}
}